{"code":"H31.123","type":"code","title":"Diffuse secondary atrophy of choroid, bilateral","codeAlso":[],"includes":[],"modern_v":"official26","codeFirst":[],"excludes1":[],"excludes2":["angioid streaks of macula (H35.33)"],"isBillable":true,"fyEffectivity":{"fy2026":true,"fy2027":true,"billableFy2026":true,"billableFy2027":true},"inclusionTerms":[],"useAdditionalCode":[],"clinicalDefinition":"Diffuse secondary atrophy of choroid, bilateral is a billable ICD-10-CM diagnosis code (H31.123). Excludes2 (not included here): angioid streaks of macula (H35.33).","officialDefinition":"Diffuse secondary atrophy of choroid, bilateral is a billable ICD-10-CM diagnosis code (H31.123). Excludes2 (not included here): angioid streaks of macula (H35.33).","seventhCharacterInstructions":[],"workflowProtocols":[],"guidelines":{"whenToUse":[],"whenNotToUse":[],"commonBillingMistakes":[],"codeComparisons":[],"documentationChecklist":[]},"domainLandscape":{"summary":"Primary diagnostic domain and clinical landscape evaluation.","keyCategories":[],"diagnosticContinuum":"Progression continuum from acute presentation to resolution."},"children":[],"hierarchy":[],"relatedCodes":[],"relevantCPTCodes":[],"documentationTips":[],"caseStudies":[],"description":"","overview":""}